. >> see you next week. >>> good morning. breaking news, new jobs numbers just out this morning, the unemployment rate falling to 7.8%, the lowest since january, 2009. and good news for president obama after his showing at the debate. we will have reaction from washington and wall street. >>> cancelled, american airlines grounds dozens of flights coast to coast, urgent repairs being made as the company discovers a new reason for what causes seats to become loose on a plane. >>> duelling divas, a knife threat on "american idol" audition. why mariah carey is adding new security today on friday, october 5th, 2012. >>> from nbc news, this is "today" with matt lauer and savannah guthrie. live from studio 1-a in rockefeller plaza. >>> good morning, welcome to "today," 7:00 a.m. on the west coast on friday morning, i am savannah guthrie. >> i am david gregory once again in for matt. the president was looking for lift after the debate, he got it with these jobs numbers that have just come out this morning. there are questions about h